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<meta http-equiv="Content-Type" content="text/html; charset=utf-8"><META name="description" content="Batch processes run in the background on a machine and check out one license per session. Batch processes include cron; execution of UNIX AT and BATCH commands; and  redirect (<) with standard input, STDIN."><link href="rsrc/htmlhelp.css" rel="stylesheet" type="text/css"><title> Batch processes </title><script type="text/javascript" language="JavaScript">
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		<p id="GUID-BCB85084-04E4-42F0-AF0A-F54C8ED50499">Batch processes run in the background on a machine and check out one license per session. Batch processes include cron; execution of UNIX AT and BATCH commands; and  redirect (&lt;) with standard input, STDIN.</p>
		<p id="GUID-3428D8DD-4630-45E0-9226-FEDE5E89F950">If you execute &amp;system at an Arc prompt and start another arc session, you will have started a batch process:</p>
		<pre purpose="pre" id="GUID-14A45966-251C-453C-B4C6-B66AF5D0A34D">% arc
Arc: &amp;system
% arc</pre>
		<p id="GUID-74C755B5-46EA-493F-9EF1-44BCEDD4DD00">This also applies to a batch file submitted with the AT command on UNIX or Windows. For example, on Windows, the following batch job is submitted:</p>
		<pre purpose="pre" id="GUID-17DD2C94-B764-466C-95C9-F87012303C07">C:\&gt; at 8:00 /interactive /every:mwf
C:\users\fred\submit.bat</pre>
		<p id="GUID-AF507C74-680F-4F7F-B230-53BBB43604E8">where submit.bat is a batch file that runs arc every Monday, Wednesday, and Friday. This batch job takes its own license.</p>
		<p id="GUID-6CF3F5EA-B8FB-4D16-8BA1-6005BFBF4F20">The following &amp;system calls will not require additional licenses.</p>
		<p id="GUID-5CB7EDB4-1E03-43B7-9D70-654F881EAFE6">Each of these is case sensitive and will execute with allowable abbreviations such as &amp;sys.</p>
		<div class="section1" id="ESRI_SECTION1_FC8FA858FFB14B27A69A0E07A24B93D9" purpose="section1"><h2>Windows</h2><pre purpose="pre" id="GUID-1216A6DB-59D0-43FB-A4BB-DEBD7FFF0DEB">Arc: &amp;sys arc
Arc: &amp;sys %ARCHOME%\bin\arc
Arc: &amp;sys arc info
Arc: &amp;sys info
Arc: &amp;sys %ARCHOME%\bin\info
Arc: &amp;sys arc %ARCHOME%\bin\info</pre></div>
		<div class="section1" id="GUID-22BE636C-E4DA-4D2C-A248-542601AAE70B" purpose="section1"><h2> UNIX</h2><pre purpose="pre" id="GUID-2A5FA5D5-3272-4A28-BC51-74C2BFC05520">Arc: &amp;sys arc
Arc: &amp;sys $ARCHOME/bin/arc
Arc: &amp;sys arc info
Arc: &amp;sys info
Arc: &amp;sys $ARCHOME/bin/info
Arc: &amp;sys arc $ARCHOME/bin/info
Arc: &amp;sys $ARCHOME/bin/arc info
Arc: &amp;sys $ARCHOME/bin/arc $ARCHOME/bin/info
Arc: &amp;data arc
Arc: &amp;data $ARCHOME/bin/arc
Arc: &amp;data arc info
Arc: &amp;data info
Arc: &amp;data $ARCHOME/bin/info
Arc: &amp;data arc $ARCHOME/bin/arc info
Arc: &amp;data $ARCHOME/bin/arc $ARCHOME/bin/info</pre></div>
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